CN216408303U

CN216408303U - Horizontal metal tripod for optical theodolite

Info

Publication number: CN216408303U
Application number: CN202122752131.3U
Authority: CN
Inventors: 余玟瑶; 吴辉; 叶金强
Original assignee: Hubei Hangao Engineering Consulting Co ltd
Current assignee: Hubei Hangao Engineering Consulting Co ltd
Priority date: 2021-11-11
Filing date: 2021-11-11
Publication date: 2022-04-29
Anticipated expiration: 2031-11-11

Abstract

The utility model discloses a horizontal metal tripod for an optical theodolite, which comprises: the automatic vertical frame, the manual fine adjustment vertical frame, the instrument seat and the automatic lifting mechanism are arranged, the output end of the automatic vertical frame is movably hinged with the bottom surface of the manual fine adjustment vertical frame, the end part of the manual fine adjustment vertical frame is movably hinged with the bottom surface of the instrument seat, and the automatic lifting mechanism is detachably fixed on the bottom surface of the instrument seat. According to the utility model, through setting an automatic and manual fine-adjustment horizontal structure, the horizontal sensing monitoring of the horizontal sensor is utilized to control the driving of the screw rod motor through an electric signal, so that each supporting vertical rod moves synchronously and the horizontal adjustment of the horizontal supporting platform is automatically carried out, and meanwhile, the relative position of each sliding sleeve block can be manually adjusted according to the installation prompt of the optical theodolite, so that the horizontal state of the instrument seat is further maintained, thus the double adjustment effect is realized, and the measurement accuracy is ensured.

Description

Horizontal metal tripod for optical theodolite

Technical Field

The utility model relates to the technical field of engineering surveying and mapping, in particular to a horizontal metal tripod for an optical theodolite.

Background

The theodolite is a measuring instrument designed according to the goniometric principle and used for measuring horizontal angles and vertical angles. When the theodolite is used, the theodolite needs to be leveled first, and the tripod needs to be moved for a plurality of times according to experience during leveling, and the leveling can be carried out next step until the horizontal bubble instrument is approximately level, which is very inconvenient.

The application numbers are: the chinese patent of CN201620128811.4 discloses a theodolite for land surveying and mapping, which has the technical points that: including lifting support pole, support stationary blade, fixed screw, magnetism circle base, magnetism circle, magnetic suspension piece, lift cylinder, A-frame retainer plate, A-frame mounting groove, A-frame, elasticity retainer plate, supporting leg, fixed knob, anchor, theodolite observer, observation lens cone, sight glass and controller, the lifting support pole upside is equipped with the support stationary blade, the support stationary blade passes through fixed screw and is connected with magnetism circle base, magnetism circle base upside is equipped with the magnetism circle.

This tripod frame leg flexible range is difficult accurate control, the expansion bracket leg causes often that the frame leg slides by a wide margin, the foot rest point shifts the scheduling problem, very big inconvenience has been brought for the operation, during the flattening operation, need the frame leg braking spiral of opt-feed, artificially stimulate the expansion bracket leg to change the frame leg height, make circle level bubble placed in the middle, the frame leg braking spiral of screwing at last, operating personnel need make a round trip to carry out the altitude mixture control of three landing legs many times, final just can the leveling, complex operation, and this supporting structure is bulky, it is inconvenient to use.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving one of the technical problems of the prior art or the related art.

Therefore, the technical scheme adopted by the utility model is as follows: a horizontal metal tripod for an optical theodolite, comprising: the automatic lifting device comprises an automatic vertical frame, a manual fine adjustment vertical frame, an instrument seat and an automatic lifting mechanism, wherein the output end of the automatic vertical frame is movably hinged with the bottom surface of the manual fine adjustment vertical frame, the end part of the manual fine adjustment vertical frame is movably hinged with the bottom surface of the instrument seat, and the automatic lifting mechanism is detachably fixed on the bottom surface of the instrument seat; the automatic vertical frame comprises a triangular support, a horizontal support table and a supporting vertical rod, wherein the top surface of the horizontal support table is fixedly connected with the bottom surface of the manual fine adjustment vertical frame, a screw rod motor is fixedly installed at the end part of the triangular support, a containing movement guide groove is formed in the surface of the triangular support, the output end of the screw rod motor is fixedly connected with a spiral screw rod positioned in the containing movement guide groove, and a horizontal sensor is embedded in the top surface of the horizontal support table; the manual fine setting grudging post is including fine setting guide, slip cover piece and damping vaulting pole, slip cover piece slides and cup joints in the surface of fine setting guide, the scale mark number has been seted up on the surface of fine setting guide, the both ends of damping vaulting pole are articulated with the bottom surface activity of the surface of slip cover piece and instrument seat respectively, escalator constructs including elevator motor and lift lead screw, the bottom surface of instrument seat be equipped with the draw-in groove of elevator motor looks adaptation, the surface of fine setting guide is equipped with the screw hole with lift lead screw looks adaptation, elevator motor's output and the tip fixed connection of lift lead screw.

The present invention in a preferred example may be further configured to: the triangular support is the same with fine setting guide frame shape, triangular support, fine setting guide frame and instrument seat are located same vertical line, the top surface of instrument seat is equipped with the cassette that is used for fixed optics theodolite.

Further, the triangular support comprises a disc seat and supporting leg rods, the supporting leg rods are three and uniformly distributed on the periphery of the disc seat in the circumferential direction, and the screw rod motor and the spiral screw rod are located on the surface of the supporting leg rods.

Through adopting above-mentioned technical scheme, utilize the triangular supports to improve grudging post support stability, thereby a plurality of supporting legs increase and the area of contact on ground improve stability.

The present invention in a preferred example may be further configured to: the bottom end of the supporting vertical rod is slidably mounted inside the accommodating movement guide groove, a joint abutting piece is fixedly mounted at the bottom end of the supporting vertical rod and is of an elastic metal sheet structure, the spiral screw rod is of a spiral rotating rod structure, the joint abutting piece is inserted into the surface of the spiral screw rod and is in sliding abutting joint with the surface of the spiral screw rod, and the other end of the supporting vertical rod is movably hinged to the surface of the horizontal supporting platform.

By adopting the technical scheme, the joint abutting piece is abutted against the surface of the screw rod, and the horizontal sliding of the bottom end of the supporting vertical rod in the accommodating movement guide groove is realized in the rotation of the screw rod motor driven screw rod, so that the height of the automatic stand is automatically adjusted.

The present invention in a preferred example may be further configured to: the output end of the horizontal sensor is electrically connected with a controller, and the output end of the controller is electrically connected with the input end of the screw rod motor.

Through adopting above-mentioned technical scheme, utilize level sensor monitoring level of horizontal brace table to arrange each lead screw motor through electric signal control triangle, utilize this side lead screw motor drive of electric signal control to make the horizontal brace table level when certain side slope.

The present invention in a preferred example may be further configured to: the cross-section of supporting the pole setting is C shape steel construction, the diameter of supporting the pole setting is less than the internal diameter of accomodating the motion guide slot, screw rod's external diameter is less than the internal diameter of supporting the pole setting.

Through adopting above-mentioned technical scheme, when accomodating, the inside that gets into accomodating the motion guide slot is accomodate to the support pole setting is folded, and the support pole setting cup joints in the outside of screw further reduces the volume.

The present invention in a preferred example may be further configured to: the inner side of the sliding sleeve block is provided with a sliding sleeve hole matched with the fine adjustment guide frame, the inner side of the sliding sleeve hole is fixedly provided with a damping sleeve, and the damping sliding sleeve is in interference fit with the outer side of the fine adjustment guide frame.

Furthermore, the damping support rod is of a piston rod structure, and damping liquid is filled in the inner side of the damping support rod.

By adopting the technical scheme, the damping ring sleeve and the damping support rod structure are utilized to prevent the damping support rod and the sliding sleeve block from moving when the equipment is in use, and the stability of the equipment is kept through the damping structure.

The present invention in a preferred example may be further configured to: the surface of the fine adjustment guide frame is provided with a plurality of locking holes, spring pins are embedded into the locking holes, and steel balls which are abutted to the inner sides of the sliding sleeve blocks are fixedly mounted at the top ends of the spring pins.

Through adopting above-mentioned technical scheme, carry out the butt through pop-up lockpin structure and the inside of slip cover piece, reach the state of locking slip cover piece, further avoid using equipment to rock.

The present invention in a preferred example may be further configured to: the triangular support, the horizontal supporting platform, the supporting upright rod, the fine adjustment guide frame, the sliding sleeve block and the instrument seat are members made of aluminum alloy or aluminum profiles.

Through adopting above-mentioned technical scheme, utilize light-duty aluminum alloy or aluminium alloy material, reduce device weight, portable and dismouting use and experience well.

The beneficial effects obtained by the utility model are as follows:

according to the utility model, through setting an automatic and manual fine-adjustment horizontal structure, the horizontal sensing monitoring of a horizontal sensor is utilized, and the driving of a screw motor is controlled through an electric signal, so that each supporting vertical rod moves synchronously, the horizontal adjustment of a horizontal supporting platform is automatically carried out, meanwhile, the relative position of each sliding sleeve block can be manually adjusted according to the installation prompt of an optical theodolite, and the horizontal state of an instrument seat is further maintained, thereby realizing the double adjustment effect and ensuring the accuracy of measurement.

Utilize the high lift of this tripod of extension realization jointly of automatic grudging post and manual fine setting grudging post simultaneously to make the increase of grudging post height-adjustable scope, and can carry out the taking in of grudging post folding, folding small in size portable, convenient to use after the use.

Drawings

FIG. 1 is a schematic view of the overall structure of a horizontal metal tripod for an optical theodolite according to the present invention;

FIG. 2 is a schematic view of an automatic stand according to the present invention;

FIG. 3 is a schematic view of a manual fine adjustment stand according to the present invention;

FIG. 4 is a schematic side view of the manual fine adjustment stand according to the present invention;

fig. 5 is a schematic view showing the accommodation of a horizontal metal tripod for an optical theodolite according to the present invention.

Reference numerals:

100. automatic erecting; 110. a triangular support; 120. a horizontal support table; 130. supporting the upright stanchion; 140. a level sensor; 150. A screw motor; 160. a screw rod; 111. a storage movement guide groove; 131. a joint resisting sheet;

200. manually fine-adjusting the vertical frame; 210. fine adjustment of the guide frame; 220. a sliding sleeve block; 230. a damping brace rod; 211. scale marks are marked;

300. an instrument stand;

400. an automatic lifting mechanism; 410. a lifting motor; 420. and a lifting screw rod.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings in conjunction with the following detailed description. It should be noted that the embodiments of the present invention and features of the embodiments may be combined with each other without conflict.

It is to be understood that this description is made only by way of example and not as a limitation on the scope of the utility model.

A horizontal metal tripod for an optical theodolite according to some embodiments of the present invention will be described with reference to the accompanying drawings.

Example 1:

as shown in fig. 1 to 5, the present invention provides a horizontal metal tripod for an optical theodolite, comprising: an automatic stand 100, a manual fine-tuning stand 200, an instrument stand 300, and an automatic lifting mechanism 400;

the output end of the automatic vertical frame 100 is movably hinged with the bottom surface of the manual fine adjustment vertical frame 200, the end part of the manual fine adjustment vertical frame 200 is movably hinged with the bottom surface of the instrument stand 300, and the automatic lifting mechanism 400 is detachably fixed on the bottom surface of the instrument stand 300; the automatic vertical frame 100 comprises a triangular support 110, a horizontal support table 120 and a supporting vertical rod 130, wherein the top surface of the horizontal support table 120 is fixedly connected with the bottom surface of the manual fine adjustment vertical frame 200, a screw rod motor 150 is fixedly installed at the end part of the triangular support 110, a containing movement guide groove 111 is formed in the surface of the triangular support 110, the output end of the screw rod motor 150 is fixedly connected with a spiral screw rod 160 positioned in the containing movement guide groove 111, and a horizontal sensor 140 is embedded and installed on the top surface of the horizontal support table 120; the manual fine adjustment vertical frame 200 comprises a fine adjustment guide frame 210, a sliding sleeve block 220 and a damping support rod 230, the sliding sleeve block 220 is sleeved on the surface of the fine adjustment guide frame 210 in a sliding mode, the surface of the fine adjustment guide frame 210 is provided with a scale mark 211, two ends of the damping support rod 230 are movably hinged with the surface of the sliding sleeve block 220 and the bottom surface of the instrument base 300 respectively, the automatic lifting mechanism 400 comprises a lifting motor 410 and a lifting screw rod 420, the bottom surface of the instrument base 300 is provided with a clamping groove matched with the lifting motor 410, the surface of the fine adjustment guide frame 210 is provided with a threaded hole matched with the lifting screw rod 420, and the output end of the lifting motor 410 is fixedly connected with the end of the lifting screw rod 420.

In this embodiment, the tripod 110 and the fine adjustment guide 210 are the same in shape, the tripod 110, the fine adjustment guide 210 and the instrument stand 300 are located on the same vertical line, and the top surface of the instrument stand 300 is provided with a cassette for fixing the optical theodolite.

Meanwhile, the triangular support 110 includes a disk seat and supporting legs, the supporting legs are three and circumferentially and uniformly distributed around the disk seat, and the screw motor 150 and the screw 160 are located on the surface of the supporting legs.

From this, usable triangular supports improve grudging post support stability, thereby a plurality of supporting legs pole increase and the area of contact on ground improve stability.

Example 2:

the difference between this embodiment and embodiment 1 is that, in this embodiment, the bottom end of the supporting upright 130 is slidably mounted inside the accommodating movement guide groove 111, the bottom end of the supporting upright 130 is fixedly mounted with a joint abutting piece 131, the joint abutting piece 131 is an elastic metal sheet structure, the screw 160 is a spiral rotating rod structure, the joint abutting piece 131 is inserted into the surface of the screw 160 and slidably abuts against the surface of the screw 160, and the other end of the supporting upright 130 is movably hinged to the surface of the horizontal supporting platform 120.

Therefore, the horizontal sliding of the bottom end of the supporting upright 130 in the receiving movement guide groove 111 can be realized during the rotation of the screw rod 160 driven by the screw rod motor 150 through the abutting of the engaging abutting piece 131 and the surface of the screw rod 160, thereby automatically adjusting the height of the automatic stand 100.

Further, the output end of the level sensor 140 is electrically connected to a controller, and the output end of the controller is electrically connected to the input end of the screw motor 150, in this embodiment, the level sensor 140 may be used to monitor the level of the horizontal supporting table 120, and control the triangular arrangement of each screw motor 150 through an electrical signal, and when a certain side is inclined, the electrical signal is used to control the screw motor 150 at the side to drive the horizontal supporting table 120 to be horizontal.

The cross section of the supporting upright rod 130 is of a C-shaped steel structure, the diameter of the supporting upright rod 130 is smaller than the inner diameter of the accommodating movement guide groove 111, and the outer diameter of the spiral screw 160 is smaller than the inner diameter of the supporting upright rod 130. When the storage box is stored, the supporting upright rod 130 is stored into the storage movement guide groove 111 to be folded, and the supporting upright rod 130 is sleeved on the outer side of the screw rod 160 to further reduce the volume.

Example 3:

the difference between this embodiment and embodiment 1 or 2 is that the inner side of the sliding sleeve block 220 is provided with a sliding sleeve hole adapted to the fine adjustment guide frame 210, the inner side of the sliding sleeve hole is fixed with a damping sleeve, and the damping sleeve is in interference fit with the outer side of the fine adjustment guide frame 210.

Further, the damping stay 230 is a piston rod structure, and damping fluid is filled inside the damping stay 230.

In this embodiment, the damping rings and the damping brace 230 are arranged to prevent the damping brace 230 and the sliding sleeve block 220 from moving during the use of the device, and the damping structure is used to keep the device stable.

And a plurality of locking holes are formed in the surface of the fine adjustment guide frame 210, a spring pin is embedded in each locking hole, a steel ball which is abutted against the inner side of the sliding sleeve block 220 is fixedly mounted at the top end of the spring pin, and therefore the spring pin can be abutted against the inner side of the sliding sleeve block 220 through a pop-up lock pin structure, the state of locking the sliding sleeve block 220 is achieved, and the situation that the equipment shakes during use is further avoided.

In addition, in this embodiment, the triangular support 110, the horizontal brace 120, the supporting upright 130, the fine adjustment guide frame 210, the sliding sleeve block 220 and the instrument stand 300 are aluminum alloy or aluminum profile members, and light aluminum alloy or aluminum profile is used, so that the weight of the device is reduced, the device is convenient to carry, disassemble and assemble, and the use experience is good.

In conclusion, the automatic and manual fine-adjustment horizontal structure is arranged, so that the horizontal adjustment of the horizontal supporting table can be automatically carried out, meanwhile, the relative position of each sliding sleeve block can be manually adjusted according to the installation prompt of the optical theodolite, and the horizontal state of the instrument seat is further maintained, thereby realizing the double adjustment effect and ensuring the measurement accuracy; and utilize the high lift of this tripod of extension realization jointly of automatic grudging post and manual fine setting grudging post to make the increase of grudging post height-adjustable scope, and can carry out the taking in of grudging post folding, folding small in size portable, convenient to use after the use.

In the present invention, the term "plurality" means two or more unless explicitly defined otherwise. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items. The terms "mounted," "connected," "fixed," and the like are to be construed broadly, and for example, "connected" may be a fixed connection, a removable connection, or an integral connection; "coupled" may be direct or indirect through an intermediary. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

It will be understood that when an element is referred to as being "mounted to," "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "upper," "lower," "left," "right," and the like as used herein are for illustrative purposes only and do not denote a unique embodiment.

In the description herein, the description of the terms "one embodiment," "some embodiments," "specific embodiments," etc., means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the claims and their equivalents.

Claims

1. A horizontal metal tripod for an optical theodolite, comprising: the automatic lifting device comprises an automatic vertical frame (100), a manual fine-tuning vertical frame (200), an instrument stand (300) and an automatic lifting mechanism (400), wherein the output end of the automatic vertical frame (100) is movably hinged with the bottom surface of the manual fine-tuning vertical frame (200), the end part of the manual fine-tuning vertical frame (200) is movably hinged with the bottom surface of the instrument stand (300), and the automatic lifting mechanism (400) is detachably fixed on the bottom surface of the instrument stand (300);

the automatic vertical frame (100) comprises a triangular support (110), a horizontal supporting table (120) and a supporting vertical rod (130), the top surface of the horizontal supporting table (120) is fixedly connected with the bottom surface of the manual fine-adjustment vertical frame (200), a screw rod motor (150) is fixedly mounted at the end part of the triangular support (110), a containing movement guide groove (111) is formed in the surface of the triangular support (110), the output end of the screw rod motor (150) is fixedly connected with a spiral screw rod (160) located in the containing movement guide groove (111), and a horizontal sensor (140) is embedded in the top surface of the horizontal supporting table (120);

manual fine setting grudging post (200) is including fine setting guide frame (210), slip cover piece (220) and damping vaulting pole (230), slip cover piece (220) slide and cup joint in the surface of fine setting guide frame (210), scale mark (211) have been seted up on the surface of fine setting guide frame (210), the both ends of damping vaulting pole (230) are articulated with the surface of slip cover piece (220) and the bottom surface activity of instrument seat (300) respectively, automatic lifting mechanism (400) include elevator motor (410) and lift lead screw (420), the bottom surface of instrument seat (300) is equipped with the draw-in groove with elevator motor (410) looks adaptation, the surface of fine setting guide frame (210) is equipped with the screw hole with lift lead screw (420) looks adaptation, the output of elevator motor (410) and the end fixing connection of lift lead screw (420).

2. The horizontal metal tripod for optical theodolite according to claim 1, wherein the triangular support (110) and the fine adjustment guide (210) are identical in shape, the triangular support (110), the fine adjustment guide (210) and the instrument stand (300) are located on the same vertical line, and a clamping seat for fixing the optical theodolite is provided on the top surface of the instrument stand (300).

3. The horizontal metal tripod for optical theodolite according to claim 1, wherein the triangular support (110) comprises a disc base and supporting legs, the number of the supporting legs is three, the supporting legs are uniformly distributed on the periphery of the disc base in the circumferential direction, and the screw motor (150) and the screw rod (160) are located on the surface of the supporting legs.

4. The horizontal metal tripod for the optical theodolite according to claim 1, wherein the bottom end of the supporting vertical rod (130) is slidably mounted inside the accommodating motion guide groove (111), the bottom end of the supporting vertical rod (130) is fixedly mounted with a joint abutting piece (131), the joint abutting piece (131) is an elastic metal sheet structure, the spiral screw rod (160) is a spiral rotating rod structure, the joint abutting piece (131) is inserted into the surface of the spiral screw rod (160) and slidably abuts against the surface of the spiral screw rod (160), and the other end of the supporting vertical rod (130) is movably hinged to the surface of the horizontal supporting table (120).

5. The horizontal metal tripod for optical theodolite according to claim 1, wherein the output end of the level sensor (140) is electrically connected with a controller, and the output end of the controller is electrically connected with the input end of the screw motor (150).

6. The horizontal metal tripod for optical theodolite according to claim 1, wherein the cross section of the supporting upright (130) is a C-shaped steel structure, the diameter of the supporting upright (130) is smaller than the inner diameter of the receiving motion guide slot (111), and the outer diameter of the helical screw (160) is smaller than the inner diameter of the supporting upright (130).

7. The horizontal metal tripod for the optical theodolite according to claim 1, wherein a sliding sleeve hole matched with the fine adjustment guide frame (210) is formed in the inner side of the sliding sleeve block (220), a damping ring sleeve is fixed on the inner side of the sliding sleeve hole, and the damping sliding sleeve is in interference fit with the outer side of the fine adjustment guide frame (210).

8. The horizontal metal tripod for an optical theodolite according to claim 1, wherein the damping stay (230) has a piston rod structure, and the inside of the damping stay (230) is filled with a damping fluid.

9. The horizontal metal tripod for the optical theodolite according to claim 1, wherein a plurality of locking holes are formed in the surface of the fine adjustment guide frame (210), a spring pin is embedded in each locking hole, and a steel ball abutting against the inner side of the sliding sleeve block (220) is fixedly mounted at the top end of each spring pin.

10. The horizontal metal tripod for optical theodolite according to claim 1, wherein the triangular support (110), the horizontal supporting table (120), the supporting upright (130), the fine adjustment guide frame (210), the sliding sleeve block (220) and the instrument base (300) are aluminum alloy or aluminum profile material members.